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Copernicium vs Actinium

Copernicium
Actinium
Actinium vs Copernicium


Periodic Table
Symbol
Cn   
Ac   
Group Number
12   
6
Not Available   
Period Number
7   
7   
Block
d block   
f block   
Element Family
Transition Metal   
Actinide   
CAS Number
54084263   
7
7440348   
99+
Space Group Name
Not Available   
Fm_ 3m   
Space Group Number
Not Available   
225.00   
2
Facts
Interesting Facts
Not Available   
Not Available   
Sources
Synthetically Produced   
Obtained by Treating Radium with Neutrons, Ores of metals   
History
  
  
Who Discovered
Gesellschaft für Schwerionenforschung   
Friedrich Oskar Giesel   
Discovery
In 1996   
In 1902   
Abundance
  
  
Uses
Uses & Benefits
  • Currently known uses of Copernicium metal are limited to research purpose only.
  
  • Actinium metal has a great source of alpha rays but it is hardly used outside research purpose.
  
Industrial Uses
NA   
NA   
Medical Uses
NA   
NA   
Other Uses
Research Purposes   
Alloys, Nuclear Research, Research Purposes   
Biological Properties
  
  
Toxicity
Unknown   
Toxic   
Present in Human Body
No   
No   
In Blood
Not Available   
0.00 Blood/mg dm-3   
37
In Bone
Not Available   
0.00 p.p.m.   
36
Physical Properties
Melting Point
Not Available   
1,227.00 °C   
38
Boiling Point
Not Available   
3,200.00 °C   
26
Appearance
  
  
Physical State
Solid   
Solid   
Color
Unknown   
Silvery White   
Luster
Unknown Luster   
NA   
Hardness
  
  
Speed of Sound
Not Available   
Not Available   
Optical Properties
  
  
Allotropes
No   
No   
α Allotropes
Not Available   
Not Available   
β Allotropes
Not Available   
Not Available   
γ Allotropes
Not Available   
Not Available   
Chemical Properties
Chemical Formula
Cn   
Ac   
Isotopes
  
  
Known Isotopes
1   
34
29   
10
Electronegativity
  
  
Pauling Electronegativity
Not Available   
1.10   
99+
Allred Rochow Electronegativity
Not Available   
1.00   
36
Electropositivity
  
  
Pauling Electropositivity
Not Available   
2.90   
10
Ionization Energies
  
  
1st Energy Level
1,154.90 kJ/mol   
2
499.00 kJ/mol   
99+
2nd Energy Level
2,170.00 kJ/mol   
9
1,170.00 kJ/mol   
99+
3rd Energy Level
4,245.40 kJ/mol   
9
1,900.00 kJ/mol   
99+
4th Energy Level
5,499.70 kJ/mol   
14
4,700.00 kJ/mol   
23
Electrochemical Equivalent
Not Available   
2.82 g/amp-hr   
18
Electron Work Function
Not Available   
Not Available   
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Atomic Properties
Atomic Number
112   
6
89   
29
Electron Configuration
[Rn] 5f14 6d10 7s2   
[Rn] 6d1 7s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Face Centered Cubic (FCC)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
FCC-Crystal-Structure-of-Actinium.jpg#100   
Atom
  
  
Number of Protons
112   
6
89   
29
Number of Neutrons
Not Available   
138   
16
Number of Electrons
112   
6
89   
29
Radius of an Atom
  
  
Atomic Radius
147.00 pm   
34
195.00 pm   
7
Covalent Radius
122.00 pm   
99+
Not Available   
Atomic Weight
285.00 amu   
5
227.00 amu   
25
Atomic Volume
Not Available   
22.54 cm3/mol   
11
Adjacent Atomic Numbers
  
  
Previous Element
Roentgenium
  
Radium
  
Next Element
Nihonium
  
Thorium
  
Valence Electron Potential
Not Available   
38.60 (-eV)   
99+
Lattice Constant
Not Available   
567.00 pm   
8
Lattice Angles
NA   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
23.70 g/cm3   
7
10.00 g/cm3   
37
Tensile Strength
Not Available   
Not Available   
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Elasticity properties
  
  
Poisson Ratio
Not Available   
Not Available   
Other Mechanical Properties
Unknown   
NA   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
Not Available   
10.07   
28
Magnetic Ordering
Unknown   
Paramagnetic   
Electrical Properties
  
  
Thermal Properties
Specific Heat
Not Available   
0.12 J/(kg K)   
40
Molar Heat Capacity
Not Available   
27.20 J/mol·K   
18
Thermal Conductivity
Not Available   
12.00 W/m·K   
99+
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
Not Available   
Not Available   
Enthalpy
  
  
Enthalpy of Atomization
Not Available   
301.00 kJ/mol   
36
Standard Molar Entropy
Not Available   
56.50 J/mol.K   
25
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